MaterialThese flat-head thumb tacks are made of carbon steel, which has high hardness, is not easily deformed, and is not easy to loosen or fall off after being driven in. The surface is electroplated, which has strong penetrating power, a smooth and burr-free feel, and a more metallic luster.SpecificationColor: Gold;Surface Treatment: Electroplating;Material: Carbon Steel;Nail Head Diameter: 11 mm /0.43 inch;Nail Diameter: 1.4 mm /0.06 inch;Nail Length: 9.8 mm /0.39 inch;Total Length: 11 mm /0.43 inch;Package: 30 Pcs Upholstery Tacks for FurnitureMulti-PurposeThese vintage-style upholstery tacks are suitable for sofas, chairs, beds, and headboards. Decorative nails can also be used as decorative pegs for changing charts, calendars, banners, and photos.